after flying for over an hour with everything going well the sim 'hung' briefly started again then crashed out. the event file showed this. EventData Prepar3D.exe 4.5.14.34698 5e94b5c2 terrain.dll 4.5.14.34698 5e94b52d c000041d 00000000000e0341 854 01d74671ceb3da84 C:\Program Files\Lockheed Martin\P...